Handle assembly



FIG. 1 is a front perspective view of a handle assembly showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof, the top plan view being a mirror image;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof, the right side elevational view being a mirror image.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a handle assembly, as shown and described. 